Cover -- Title Page -- Copyright -- Contents -- Preface -- Chapter 1 Nanogap Electrodes and Molecular Electronic Devices -- 1.1 Introduction -- 1.2 Overview of Molecular Electronics -- 1.2.1 Why Molecular Electronics -- 1.2.1.1 History of Computing -- 1.2.1.2 Moore's Law -- 1.2.1.3 Molecular Electronics: A Beyond-CMOS Option -- 1.2.2 Molecular Materials for Organic Electronics -- 1.2.2.1 OLEDs -- 1.2.2.2 OFETs -- 1.2.2.3 OPVs -- 1.2.3 Molecules for Molecular-Scale Electronics -- 1.3 Introduction to Nanogap Electrodes -- 1.4 Summary and Outlook -- References

Chapter 2 Electron Transport in Single Molecular Devices -- 2.1 Introduction -- 2.2 General Methods -- 2.2.1 Transport Mechanisms -- 2.2.2 Nonequilibrium Green's Function Method -- 2.2.3 Master Equation Method -- 2.3 Single Electron Transport Through Single Molecular Junction -- 2.3.1 Coherent Transport -- 2.3.2 Hopping Transport -- 2.4 Effect of Many-Body Interactions -- 2.4.1 Electron-Vibration Interaction -- 2.4.1.1 Weak Coupling Regime -- 2.4.1.2 Strong-Coupling Regime -- 2.4.2 Electron-Electron Interaction -- 2.4.2.1 Coulomb Blockade -- 2.4.2.2 Kondo Effect -- 2.5 Thermoelectric Transport

2.6 First-Principles Simulations of Transport in Molecular Devices -- 2.7 Conclusions -- References -- Chapter 3 Fabricating Methods and Materials for Nanogap Electrodes -- 3.1 Introduction -- 3.2 Mechanical Controllable Break Junctions -- 3.3 Electrochemical and Chemical Deposition Method -- 3.3.1 Electroplating and Feedback System -- 3.3.2 Chemical Deposition -- 3.4 Oblique Angle Shadow Evaporation -- 3.5 Electromigration and Electrical Breakdown Method -- 3.5.1 Device Fabrication -- 3.5.2 Gap Size Control -- 3.5.3 Electromigration Applications -- 3.6 Molecular Scale Template

3.6.1 Molecular Rulers -- 3.6.2 Inorganic Films as Templates -- 3.6.3 On-Wire Lithography -- 3.6.4 Nanowire Mask -- 3.7 Focused Ion Beam -- 3.8 Scanning Probe Lithography and Conducting Probe-Atomic Force Microscopy -- 3.8.1 Destructive Way -- 3.8.2 Constructive Way -- 3.8.3 Conducting Probe-Atomic Force Microscopy -- 3.9 Nanogap Electrodes Prepared with Nonmetallic Materials -- 3.9.1 Introduction -- 3.9.2 Nanogap Electrodes Made from Carbon Materials -- 3.9.2.1 Advantages of Carbon Materials -- 3.9.2.2 Carbon Nanotubes for Nanogap Electrodes -- 3.9.2.3 Graphene

3.9.2.4 Silicon Nanogap Electrodes -- 3.9.2.5 Other Materials -- 3.10 Summary and Outlook -- References -- Chapter 4 Characterization Methods and Analytical Techniques for Nanogap Junction -- 4.1 Current-Voltage Analysis -- 4.1.1 Coherent Tunneling Transport -- 4.1.2 Transition Voltage Spectroscopy -- 4.1.3 Incoherent Transport -- 4.2 Inelastic Tunneling Spectroscopy (IETS) -- 4.2.1 Principle and Measurement of IETS -- 4.2.2 Selection Rule and Charge Transport Pathway -- 4.2.3 Line Shape of the IETS -- 4.2.4 Application of the IETS